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46 lines
1.7 KiB
46 lines
1.7 KiB
import re
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from .common import InfoExtractor
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class HowcastIE(InfoExtractor):
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_VALID_URL = r'(?:https?://)?(?:www\.)?howcast\.com/videos/(?P<id>\d+)'
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_TEST = {
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u'url': u'http://www.howcast.com/videos/390161-How-to-Tie-a-Square-Knot-Properly',
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u'file': u'390161.mp4',
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u'md5': u'1d7ba54e2c9d7dc6935ef39e00529138',
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u'info_dict': {
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u"description": u"The square knot, also known as the reef knot, is one of the oldest, most basic knots to tie, and can be used in many different ways. Here's the proper way to tie a square knot.",
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u"title": u"How to Tie a Square Knot Properly"
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}
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}
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group('id')
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webpage_url = 'http://www.howcast.com/videos/' + video_id
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webpage = self._download_webpage(webpage_url, video_id)
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self.report_extraction(video_id)
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video_url = self._search_regex(r'\'?file\'?: "(http://mobile-media\.howcast\.com/[0-9]+\.mp4)',
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webpage, u'video URL')
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video_title = self._html_search_regex(r'<meta content=(?:"([^"]+)"|\'([^\']+)\') property=\'og:title\'',
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webpage, u'title')
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video_description = self._html_search_regex(r'<meta content=(?:"([^"]+)"|\'([^\']+)\') name=\'description\'',
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webpage, u'description', fatal=False)
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thumbnail = self._html_search_regex(r'<meta content=\'(.+?)\' property=\'og:image\'',
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webpage, u'thumbnail', fatal=False)
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return [{
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'id': video_id,
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'url': video_url,
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'ext': 'mp4',
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'title': video_title,
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'description': video_description,
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'thumbnail': thumbnail,
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}]
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